Similar Triangles

1. Definition of Similar triangles: Definition: Triangles are similar if they have the same shape, but can be different sizes.
(They are still similar even if one is rotated, or one is a mirror image of the other).


2. Definition of and give examples of Scale factor:






3. What are the rules for perimeter and area properties of similar 2D figures? Give Examples.





4. What are the rules for perimeter and area properties of similar 3D solids? Give Examples.